一种基于稀疏化时序融合的无人物流车障碍物感知方法及系统

By employing a sparse temporal fusion method, combining multi-view images and sparse query sets, and dynamically adjusting computational resources, the real-time and stability issues of obstacle perception in unmanned logistics vehicle scenarios are resolved, achieving efficient obstacle detection and tracking.

CN122049844BActive Publication Date: 2026-07-17HONEYCOMB (WUHAN) MICROSYSTEM TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HONEYCOMB (WUHAN) MICROSYSTEM TECH CO LTD
Filing Date
2026-04-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing obstacle perception technologies in unmanned logistics vehicle scenarios involve large computational loads or lack temporal information, making it difficult to operate in real time and stably track dynamic objects. In particular, in low-speed driving and frequent start-stop scenarios, target loss or ID switching is prone to occur.

Method used

A sparse temporal fusion method is adopted to obtain BEV feature maps of the current and historical frames through multi-view images. By combining sparse query sets and temporal iterative updates, obstacle position and motion features are optimized, and computing resource allocation is dynamically adjusted to achieve high-precision obstacle perception.

Benefits of technology

Efficient obstacle detection and tracking were achieved on the edge computing platform, reducing computational load, maintaining stability in occluded scenarios, optimizing system power consumption and latency, and improving perception robustness.

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Abstract

本申请涉及自动驾驶技术领域,具体是一种基于稀疏化时序融合的无人物流车障碍物感知方法及系统,通过稀疏化时序融合机制,避免构建稠密BEV特征,计算量仅为传统BEV方法的30%‑50%,适合边缘计算平台部署。通过时序迭代更新机制充分利用历史信息,在遮挡场景、低速行驶场景下仍能保持稳定的目标跟踪,减少ID切换。根据运行场景动态调整计算资源分配,在保证感知精度的同时优化系统功耗和延迟。本申请针对无人物流车低速、频繁启停的特点,优化运动补偿和查询传播策略,提升感知鲁棒性。
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